BBC Radio 4, Love at First Site, "Sarfraz Manzoor explores the world of matrimonial websites aimed at the Asian diaspora around the world and the alternative they present to the traditional arranged marriage." Sounds fascinating. Only problem is that Radio 4 are not making it available on their Listen Again feature at present.
Also see Sarfraz Manzoor, The Guardian, Forget internet dating, this is online matchmaking, 24 Aug 09